CVE-2018-18530
CVE-2018-18530 is a critical-severity vulnerability in Thinkphp with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Thinkphp
- Published:
- Last modified:
Description
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
Frequently asked questions
- What is CVE-2018-18530?
- ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- How severe is CVE-2018-18530?
- CVE-2018-18530 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-18530 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-18530?
- CVE-2018-18530 affects Thinkphp. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-18530?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-18530 published?
- CVE-2018-18530 was published on 2018-10-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:thinkphp:thinkphp:5.1.25:*:*:*:*:*:*:*
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